#ifndef HISTOGRAMGRAY_H
#define HISTOGRAMGRAY_H
#include "histogram.h"


class HistogramGray : public Histogram
{
    private:
        unsigned int * histogram;
    public:
	HistogramGray();
        HistogramGray(QImage*);
	~HistogramGray();
        void calcHistogram();
	void calcHistImage();
};
#endif //HISTOGRAMGRAY_H
